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Propylene glycol

Propylene glycol

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Chemical & Physical Properties:

  • Product Name: Propylene glycol
  • Other Name: PG Mono Propylene Glycol
  • CAS No.:57-55-6
  • UN No.://
  • EINECS No.: 200-338-0
  • Purity:%(m/m)>99%
  • Molecular Weight: 76.09
  • Class: n/a
  • Chemical Formula: C3H8O2
  • Appearance:Colorless Liquid

Description

Properties:

  • Propylene glycol is an organic compound that is soluble in water and can dissolve many organic solvents such as ethers and alcohols.
  • It has a high boiling and melting point and shows good behavior towards thermal stability.
  • Propylene glycol has low toxicity.

Application:

  • Organic synthesis, antifreeze, plasticizer, fungicide
  • Propylene glycol is a versatile compound used in many industries.
  • It is used in the pharmaceutical industry as a solvent, esterifier and plasticizer in the manufacture of drugs, medical devices and pharmaceuticals.
  • It has moisturizing, emollient, antifreeze and stabilizing effects in cosmetics.
  • In the coatings and paints industry, 1,2-propanediol is used as a thickener and leveling agent.
  • It is also widely used in the manufacture of beverages, foodstuffs, flavors, and pigments.

Package:

215kg*80drum
215kg*120drum
22tons/flexitank
17.2tons/FCL
25.8tons/40’FCL
22tons/flexitank

Safety Information:

  • Propylene glycol is generally considered a relatively safe chemical, but safe use is still required.
  • Contact with propylene glycol may cause skin irritation, so personal protective equipment such as gloves and safety glasses are required.
  • When stored and used, it should be protected from leakage and contact with open flames as it is flammable.
  • When disposing of waste, observe relevant regulations and environmental protection measures.

Specification:

Items Unit Specification Results
Color Apha color 10max <10
Moisture Weight % 0.2max 0.050
Specific Gravity @(25/25℃) 1.0350-1.0370 1.0360
Refractive index 25℃ 1.431-1.433 1.4310
Distillation range (L),℃ 184.0-189.0 184.0
Distillation range (U),℃ 184.0-189.0 189.0
Distillation volume Vol% 95min 97.2
Identification - passed passed
Acidity ml 0.20max 0.10
Chloride Weight % 0.007max <0.007
Sulfate Weight % 0.006max <0.006
Heavy metals Weight ppm 5max <5
Residue on ignition Weight % 0.007max 0.005
Organic Volatile impurity Chloroform(µg/g) - 60max Non-detected
Organic Volatile impurity 1.4 dioxane(µg/g) - 380max Non-detected
Organic Volatile impurity methylene chloride(µg/g) - 600max Non-detected
Organic Volatile impurity trichloroethylene(µg/g) - 80max Non-detected
Assay GLC% 99.5min 99.92
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